7115640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 25090560

約数和(自身を除く): 17974920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 197, 210, 215, 258, 280, 301, 344, 394, 420, 430, 516, 591, 602, 645, 788, 840, 860, 903, 985, 1032, 1182, 1204, 1290, 1379, 1505, 1576, 1720, 1806, 1970, 2364, 2408, 2580, 2758, 2955, 3010, 3612, 3940, 4137, 4515, 4728, 5160, 5516, 5910, 6020, 6895, 7224, 7880, 8274, 8471, 9030, 11032, 11820, 12040, 13790, 16548, 16942, 18060, 20685, 23640, 25413, 27580, 33096, 33884, 36120, 41370, 42355, 50826, 55160, 59297, 67768, 82740, 84710, 101652, 118594, 127065, 165480, 169420, 177891, 203304, 237188, 254130, 296485, 338840, 355782, 474376, 508260, 592970, 711564, 889455, 1016520, 1185940, 1423128, 1778910, 2371880, 3557820, 7115640]

約数ペア:

[(1, 7115640), (2, 3557820), (3, 2371880), (4, 1778910), (5, 1423128), (6, 1185940), (7, 1016520), (8, 889455), (10, 711564), (12, 592970), (14, 508260), (15, 474376), (20, 355782), (21, 338840), (24, 296485), (28, 254130), (30, 237188), (35, 203304), (40, 177891), (42, 169420), (43, 165480), (56, 127065), (60, 118594), (70, 101652), (84, 84710), (86, 82740), (105, 67768), (120, 59297), (129, 55160), (140, 50826), (168, 42355), (172, 41370), (197, 36120), (210, 33884), (215, 33096), (258, 27580), (280, 25413), (301, 23640), (344, 20685), (394, 18060), (420, 16942), (430, 16548), (516, 13790), (591, 12040), (602, 11820), (645, 11032), (788, 9030), (840, 8471), (860, 8274), (903, 7880), (985, 7224), (1032, 6895), (1182, 6020), (1204, 5910), (1290, 5516), (1379, 5160), (1505, 4728), (1576, 4515), (1720, 4137), (1806, 3940), (1970, 3612), (2364, 3010), (2408, 2955), (2580, 2758)]